Finding the Fourth Proportional to 1,849.19, 2,760.61 and 1,784.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,849.19 : 2,760.61 = 1,784.31 : x
2. Step 2: Convert to fraction form
   1,849.19/2,760.61 = 1,784.31/x
3. Step 3: Cross multiply
   1,849.19x = 2,760.61 × 1,784.31
4. Step 4: Simplify right side
   1,849.19x = 4,925,779.57
5. Step 5: Solve for x
   x = 4,925,779.57/1,849.19
6. Step 6: Final answer
   x = 2,663.76